/*
 * Copyright (c) 2014, Harald Kuhr
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * * Neither the name of the copyright holder nor the names of its
 *   contributors may be used to endorse or promote products derived from
 *   this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.twelvemonkeys.imageio.plugins.psd;

import javax.imageio.stream.ImageInputStream;
import java.io.IOException;

/**
 * PSDVersionInfo
 *
 * @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
 * @author last modified by $Author: haraldk$
 * @version $Id: PSDVersionInfo.java,v 1.0 Nov 6, 2009 1:02:19 PM haraldk Exp$
 */
final class PSDVersionInfo extends PSDImageResource {

    int version;
    boolean hasRealMergedData;
    String writer;
    String reader;
    int fileVersion;

    PSDVersionInfo(final short pId, final ImageInputStream pInput) throws IOException {
        super(pId, pInput);
    }

    @Override
    protected void readData(final ImageInputStream pInput) throws IOException {
        /*
        4 bytes version
        1 byte hasRealMergedData
        Unicode string: writer name
        Unicode string: reader name
        4 bytes file version.         
         */

        version = pInput.readInt();
        hasRealMergedData = pInput.readBoolean();

        writer = PSDUtil.readUnicodeString(pInput);
        reader = PSDUtil.readUnicodeString(pInput);

        fileVersion = pInput.readInt();
    }

    @Override
    public String toString() {
        StringBuilder builder = toStringBuilder();

        builder.append(", version: ").append(version);
        builder.append(", hasRealMergedData: ").append(hasRealMergedData);
        builder.append(", writer: ").append(writer);
        builder.append(", reader: ").append(reader);
        builder.append(", file version: ").append(fileVersion);
        builder.append("]");

        return builder.toString();
    }
}
